BigDecimal.save_limit

BigDecimal.save_limit { ... }

ext/bigdecimal/bigdecimal.c View on GitHub ↗

static VALUE
BigDecimal_save_limit(VALUE self)
{
    size_t const limit = VpGetPrecLimit();
    int state;
    VALUE ret = rb_protect(rb_yield, Qnil, &state);
    VpSetPrecLimit(limit);
    if (state) rb_jump_tag(state);
    return ret;
}

Execute the provided block, but preserve the precision limit

Example

BigDecimal.limit(100)
puts BigDecimal.limit
BigDecimal.save_limit do
    BigDecimal.limit(200)
    puts BigDecimal.limit
end
puts BigDecimal.limit

See also .save_exception_mode .save_rounding_mode .mode #% also in 3.2 · 3.1 · 3.0

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